Stay updated with real-time air quality in Northwich, Cheshire West and Chester featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
27
Good
Northwich, Cheshire West and Chester
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.69 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
11.11 μg/m³
0
55
155
255
425
605+
28.88 ppb
0
55
71
86
201
201+
0.65 ppb
0
36
76
186
605
1005+
11.85 ppb
0
54
101
361
1250
2050+
0.31 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Northwich, Cheshire West and Chester
Northwich, Cheshire West and Chester
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AQI 27
Good
4.69μg/m³
PM2.5
11.11μg/m³
PM10
28.88ppb
O3
0.65ppb
SO2
11.85ppb
NO2
0.31ppm
CO
AQI 26
Good
4.11μg/m³
PM2.5
8.69μg/m³
PM10
28.38ppb
O3
0.70ppb
SO2
14.83ppb
NO2
0.31ppm
CO
AQI 27
Good
4.16μg/m³
PM2.5
8.41μg/m³
PM10
28.63ppb
O3
0.68ppb
SO2
13.32ppb
NO2
0.31ppm
CO
AQI 33
Good
6.38μg/m³
PM2.5
10.13μg/m³
PM10
26.52ppb
O3
0.71ppb
SO2
19.99ppb
NO2
0.31ppm
CO
AQI 24
Good
4.35μg/m³
PM2.5
9.33μg/m³
PM10
25.77ppb
O3
0.88ppb
SO2
16.39ppb
NO2
0.31ppm
CO
AQI 25
Good
4.09μg/m³
PM2.5
12.47μg/m³
PM10
26.09ppb
O3
0.72ppb
SO2
27.48ppb
NO2
0.31ppm
CO
Air quality measurements for Cheshire West and Chester, UK meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Northwich, Cheshire West and Chester is updated on an hourly basis.
The worst air quality in Northwich, Cheshire West and Chester was recorded at 09:00:00 on 2026-09-28.
The best air quality in Northwich, Cheshire West and Chester was recorded at 07:00:00 on 2026-09-28.
The real-time air quality index in Northwich, Cheshire West and Chester is 27, currently categorized as Good.
The most common pollutant in Northwich, Cheshire West and Chester is O3.
If the air quality in Northwich, Cheshire West and Chester is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Northwich, Cheshire West and Chester at present are 4.694 μg/m3.
The current PM10 levels in Northwich, Cheshire West and Chester are 11.113 μg/m3.
The current carbon monoxide (CO) level in Northwich, Cheshire West and Chester is 0.312 ppm.
The current sulfur dioxide (SO2) levels in Northwich, Cheshire West and Chester are 0.646 ppb.
The current ozone (O3) levels at Northwich, Cheshire West and Chester is 28.879 ppm.
The current nitrogen dioxide (NO2) levels at Northwich, Cheshire West and Chester is 11.851 ppb.
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